debenture issued at a discount

Hi, please help me on this question.
QUE: A debenture trust deed is drawn up for 100 000 10% of $100, The debentures are issued at a discount of 4% on 1 July 2012 and are redeemable at par on 30 June 2015. The effective interest rate for the debentures is 11,655547%

so my que is how do we calculate the cashflows relating to the debenture if our current year is 2013